<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<meta name="viewport" content="width=device-width, initial-scale=1.0">
		<title>导航的基本使用</title>
		<link rel="stylesheet" href="./Bootstrap4.6.1/css/bootstrap.css">
		<script src="./Bootstrap4.6.1/js/jquery.js"></script>
		<script src="./Bootstrap4.6.1/js/bootstrap.bundle.js"></script>
	</head>
	<body>
		<ul class="nav justify-content-center">
		  <li class="nav-item">
		    <a class="nav-link active" href="#">首页</a>
		  </li>
		  <li class="nav-item">
		    <a class="nav-link" href="#">产品</a>
		  </li>
		  <li class="nav-item">
		    <a class="nav-link" href="#">关于我们</a>
		  </li>
		  <li class="nav-item">
		    <a class="nav-link disabled">联系我们</a>
		  </li>
		</ul>
		
		<hr><br><br><hr>
		
		<div class="nav justify-content-end">
		  <a class="nav-link active" href="#">Active</a>
		  <a class="nav-link" href="#">Link</a>
		  <a class="nav-link" href="#">Link</a>
		  <a class="nav-link ">Disabled</a>
		</div>
		
		<hr><br><br><hr>
		<div class="nav nav-tabs">
		  <a class="nav-link active" href="#">首页</a>
		  <a class="nav-link" href="./html/order.html">产品</a>
		  <a class="nav-link" href="#">联系我们</a>
		  <a class="nav-link ">关于我们</a>
		</div>
	</body>
</html>